﻿<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
    <!--定义按钮样式-->
    <Style x:Key="buttonTemplate" TargetType="Button">
        <!--修改模板属性-->
        <Setter Property="Template">
            <Setter.Value>
                <!--控件模板-->
                <ControlTemplate TargetType="Button">
                    <!--只有Grid才能装下这么多Child-->
                    <Grid>
                        <!--带特效的底层背景-->
                        <Border x:Name="back" Opacity="0.8" CornerRadius="2">
                            <Border.BitmapEffect>
                                <OuterGlowBitmapEffect Opacity="0.8" GlowSize="0" GlowColor="Red"/>
                            </Border.BitmapEffect>
                            <Ellipse Width="49" Height="49">
                                <Ellipse.Fill>
                                    Red
                                </Ellipse.Fill>
                            </Ellipse>
                            <!--按钮呈圆形-->
                        </Border>
                        <Ellipse x:Name="outerCircle" Width="50" Height="50">
                            <Ellipse.Fill>
                                <LinearGradientBrush StartPoint="0,0" EndPoint="0,1">
                                    <GradientStop Offset="0" Color="DarkOliveGreen"/>
                                    <GradientStop Offset="1" Color="Azure"/>
                                </LinearGradientBrush>
                            </Ellipse.Fill>
                        </Ellipse>
                        <Ellipse Width="40" Height="40">
                            <Ellipse.Fill>
                                <LinearGradientBrush StartPoint="0,0" EndPoint="0,1">
                                    <GradientStop Offset="0" Color="White"/>
                                    <GradientStop Offset="1" Color="Transparent"/>
                                </LinearGradientBrush>
                            </Ellipse.Fill>
                        </Ellipse>
                        <!--按钮内容-->
                        <Border>
                            <TextBlock x:Name="content" HorizontalAlignment="Center" VerticalAlignment="Center" Text="{TemplateBinding  Content}">
                            </TextBlock>
                        </Border>
                    </Grid>
                    <!--触发器-->
                    <ControlTemplate.Triggers>
                        <Trigger Property="Button.IsMouseOver" Value="True">
                            <Trigger.EnterActions>
                                <BeginStoryboard>
                                    <Storyboard>
                                        <DoubleAnimation To="10" Duration="0:0:0.2" Storyboard.TargetName="back" Storyboard.TargetProperty="(Border.BitmapEffect).(OuterGlowBitmapEffect.GlowSize)"/>
                                        <ColorAnimation To="#4FFF" BeginTime="0:0:0.2" Duration="0:0:0.2" Storyboard.TargetName="outerCircle" Storyboard.TargetProperty="(Ellipse.Fill).(LinearGradientBrush.GradientStops)[0].(GradientStop.Color)"/>
                                        <ColorAnimation To="#3FFF" BeginTime="0:0:0.2" Duration="0:0:0.2" Storyboard.TargetName="outerCircle" Storyboard.TargetProperty="(Ellipse.Fill).(LinearGradientBrush.GradientStops)[1].(GradientStop.Color)"/>
                                    </Storyboard>
                                </BeginStoryboard>
                            </Trigger.EnterActions>
                            <Trigger.ExitActions>
                                <BeginStoryboard>
                                    <Storyboard>
                                        <DoubleAnimation Duration="0:0:0.2" Storyboard.TargetName="back" Storyboard.TargetProperty="(Border.BitmapEffect).(OuterGlowBitmapEffect.GlowSize)"/>
                                        <ColorAnimation Duration="0:0:0.2" Storyboard.TargetName="outerCircle" Storyboard.TargetProperty="(Ellipse.Fill).(LinearGradientBrush.GradientStops)[0].(GradientStop.Color)"/>
                                        <ColorAnimation Duration="0:0:0.2" Storyboard.TargetName="outerCircle" Storyboard.TargetProperty="(Ellipse.Fill).(LinearGradientBrush.GradientStops)[1].(GradientStop.Color)"/>
                                    </Storyboard>
                                </BeginStoryboard>
                            </Trigger.ExitActions>
                        </Trigger>
                        <Trigger Property="Button.IsPressed" Value="True">
                            <Setter Property="RenderTransform">
                                <Setter.Value>
                                    <ScaleTransform ScaleX=".9" ScaleY=".9"/>
                                </Setter.Value>
                            </Setter>
                            <Setter Property="RenderTransformOrigin" Value=".5,.5"/>
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

</ResourceDictionary>